Their weapons were the bow and arrow and stones.
No spear thrower or bow and arrow was known.
On a rock en the eastern side are remains of a more ancient fortress, Bow and Arrow Castle, ascribed to William Rufus.
Papuan weapons are the bow and arrow (in the Fly River region, the north and north-east coasts); a beheading knife of a sharp segment of bamboo; a shafted stone club - rayed, disk shaped or ball-headed (in use all over the island); spears of various forms, pointed and barbed; the spear-thrower (on the Finsch coast); and hardwood clubs and shields, widely differing in pattern and ornamentation with the district of their manufacture.
The broadhead is the most effective piece of equipment you have when hunting with a bow and arrow.